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System Management Solutions
555-230-024
14-10 Issue 5 January 1998
— Total calls, number of station-to-station calls, number of incoming
trunk calls, number of outgoing trunk calls, and number of tandem
calls
These measurements are listed for the last hour, today’s peak hour, and yester-
day’s peak hour.
Large systems offer additional measurements that help configure the switch,
determine the switch’s capacity for growth, and report unauthorized
switch-access attempts. These measurements include:
■ Traffic Summary report, which provides a performance summary of the
switch with the following information:
— Processor occupancy for call processing and system management
— Attendant speed of service
— Total switch-network blocking probability, as well as blocking
probability of the highest port network and highest center-stage link
— Total number of security violations as defined in the security
violations report
— A list of the trunk groups that experienced blocking higher than an
administered design grade of service
— Total trunks that are out of service
— Total number of CDR record buffer high-water-mark violations and
buffer overflows
— Time stamps for when the following events last occurred:
■ Major alarm
■ The list of trunk groups to be studied with the detailed report
were last changed
■ The list of coverage groups to be studied were last changed
■ The list of Automatic Alternate Routing/Automatic Route
Selection routing patterns to be studied was last changed
These can be used to verify that your system and its users are not experiencing
performance degradation due to overloaded switch resources.
■ Attendant Position report, which lists the following:
— Attendant usage
— Number of calls answered
— Total time the attendant was available to answer a new call
— Average holding time on calls answered
■ Security Violations report, which collects the following measurements: